Home / 130,474,768.80-195,863,266.80-70,008,592.80

Finding the Fourth Proportional to 130,474,768.80, 195,863,266.80 and 70,008,592.80

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Solution

The fourth proportional to 130,474,768.80, 195,863,266.80 and 70,008,592.80 is: 105,093,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,474,768.80 : 195,863,266.80 = 70,008,592.80 : x
  2. Step 2: Convert to fraction form
    130,474,768.80/195,863,266.80 = 70,008,592.80/x
  3. Step 3: Cross multiply
    130,474,768.80x = 195,863,266.80 × 70,008,592.80
  4. Step 4: Simplify right side
    130,474,768.80x = 13,712,111,689,878,960
  5. Step 5: Solve for x
    x = 13,712,111,689,878,960/130,474,768.80
  6. Step 6: Final answer
    x = 105,093,971.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.